/Engine/Source/Runtime/Engine/Classes/Kismet/KismetMathLibrary.h
Quantizes the linear color and returns the result as aFColorwith optional sRGB conversion and quality as goal.
static [FColor](API\Runtime\Core\Math\FColor) Conv_LinearColorToColor ( [FLinearColor](API\Runtime\Core\Math\FLinearColor) InLinearColor, bool InUseSRGB )